Quiz on Carbon and its Compounds

Quiz on Carbon and its Compounds

1. The gas used in welding and cutting metals is :

Ans. Ethyne/ Acetylene

2. Major constituents of LPG is

Ans. Butane

3. Who prepared urea for the first time by heating ammonium cyanate?

Ans. Wohler

4. General formula of Alkyne is

Ans. C_n H_2n-2

5. Carboxylic acid containing one carbon atom is called

Ans. Formic acid

6. A functional group mainly determines the

Ans. Chemical properties

7. 100% pure ethyl alcohol is called

Ans. Absolute alcohol

8. What does IUPAC stand for?

Ans. International Union of Pure and Applied Chemistry

9. Marsh gas mainly contains:

Ans. Methane

10. The conversion of ethanol to ethane is an example of :

Ans. Dehydration

11. What is known as grain alcohol?

Ans. Ethanol

12. Baeyer’s reagent is :

Ans. Alkaline KMnO₄ solution

13. Ethane with the molecular formula C₂H₆ has __________ covalent bonds.

Ans. 7

14. The percentage of N₂ in urea is about

Ans. 46.66 per cent

15. Nucleophiles are :

Ans. Nucleus -loving species

 

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